The ISD-1230-T is an advanced surge protector for RS-422/485 serial lines, delivering superior protection with a 20 kV surge rating certified to IEC 61643-21 C2. It shields data communications from lightning-induced transients and other harmful surges commonly found in industrial environments.

Built with a durable metal housing, IP30 rating, and DIN-rail mount, the ISD-1230-T is purpose-built for mission-critical automation systems operating under extreme environmental conditions.

Technical Specifications (English):

Serial Interface:

• Standards: RS-422, RS-485
• Connector: Terminal block
• Baudrate: 50 bps to 921.6 kbps

Supported Signals:

• RS-422: Tx+, Tx-, Rx+, Rx-, GND
• RS-485-4w: Tx+, Tx-, Rx+, Rx-, GND
• RS-485-2w: Data+, Data-, GND

Surge Protection:

• Surge Level: 20 kV (IEC 61643-21 C2)
• Protected Lines: 4 data lines

Physical Characteristics:

• Housing: Metal
• IP Rating: IP30
• Dimensions: 95 × 53 × 25 mm (3.74 × 2.01 × 0.98 in)
• Weight: 212 g (product only), 274 g (packaged)
• Installation: DIN-rail mounting

Environmental Limits:

• Operating Temperature: -40 to 85°C (-40 to 185°F)
• Storage Temperature: -40 to 85°C (-40 to 185°F)
• Ambient Relative Humidity: 5 to 95% (non-condensing)

Certifications:

• EMS: IEC 61643-21 C2 20 kV
• Environmental Testing: IEC 60068-2-1/-2/-3
• Safety: EN 60950-1, IEC 60950-1
• Vibration: IEC 60068-2-6

MTBF:

• 62,642,538 hours (Telcordia Bellcore, GB)

Warranty:

• 5 years
• More info: www.moxa.com/warranty